How to fix Responsive Issue in IE10 on Windows Phone 8

Here’s what you need to do:

Use @-ms-viewport in your CSS

Use the meta viewport tag

And finally, in the head section, add the following JavaScript

This code specifically targets version IE Mobile 10.0 – also added an extra condition to ensure it only happens in IE – so future, fixed versions will be untouched. It’s worth noting that JavaScript cannot be disabled on Windows Phone 8, so this code will always run.